Home / 159,923.62-239,755.83-66,499.30

Finding the Fourth Proportional to 159,923.62, 239,755.83 and 66,499.30

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Solution

The fourth proportional to 159,923.62, 239,755.83 and 66,499.30 is: 99,695.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,923.62 : 239,755.83 = 66,499.30 : x
  2. Step 2: Convert to fraction form
    159,923.62/239,755.83 = 66,499.30/x
  3. Step 3: Cross multiply
    159,923.62x = 239,755.83 × 66,499.30
  4. Step 4: Simplify right side
    159,923.62x = 15,943,594,865.92
  5. Step 5: Solve for x
    x = 15,943,594,865.92/159,923.62
  6. Step 6: Final answer
    x = 99,695.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.